[299] | 1 | // ----------------------------------------------------------------------- |
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| 2 | // plots.cc: Functions defining SpectralPlot and ImagePlot classes. |
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| 3 | // ----------------------------------------------------------------------- |
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| 4 | // Copyright (C) 2006, Matthew Whiting, ATNF |
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| 5 | // |
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| 6 | // This program is free software; you can redistribute it and/or modify it |
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| 7 | // under the terms of the GNU General Public License as published by the |
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| 8 | // Free Software Foundation; either version 2 of the License, or (at your |
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| 9 | // option) any later version. |
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| 10 | // |
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| 11 | // Duchamp is distributed in the hope that it will be useful, but WITHOUT |
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| 12 | // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 13 | // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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| 14 | // for more details. |
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| 15 | // |
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| 16 | // You should have received a copy of the GNU General Public License |
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| 17 | // along with Duchamp; if not, write to the Free Software Foundation, |
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| 18 | // Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA |
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| 19 | // |
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| 20 | // Correspondence concerning Duchamp may be directed to: |
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| 21 | // Internet email: Matthew.Whiting [at] atnf.csiro.au |
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| 22 | // Postal address: Dr. Matthew Whiting |
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| 23 | // Australia Telescope National Facility, CSIRO |
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| 24 | // PO Box 76 |
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| 25 | // Epping NSW 1710 |
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| 26 | // AUSTRALIA |
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| 27 | // ----------------------------------------------------------------------- |
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[220] | 28 | #include <iostream> |
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| 29 | #include <sstream> |
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| 30 | #include <string> |
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| 31 | #include <math.h> |
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| 32 | #include <cpgplot.h> |
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[393] | 33 | #include <duchamp/param.hh> |
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[986] | 34 | #include <duchamp/fitsHeader.hh> |
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[393] | 35 | #include <duchamp/duchamp.hh> |
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| 36 | #include <duchamp/Utils/mycpgplot.hh> |
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[987] | 37 | #include <duchamp/Utils/Statistics.hh> |
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[393] | 38 | #include <duchamp/Cubes/plots.hh> |
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[1013] | 39 | #include <duchamp/Cubes/cubes.hh> |
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[220] | 40 | |
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| 41 | using std::stringstream; |
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| 42 | using namespace mycpgplot; |
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| 43 | |
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[378] | 44 | namespace duchamp |
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[220] | 45 | { |
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| 46 | |
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[378] | 47 | namespace Plot |
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| 48 | { |
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[220] | 49 | |
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[378] | 50 | //---------------------------------------------------------- |
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| 51 | // SpectralPlot functions |
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| 52 | //---------------------------------------------------------- |
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[220] | 53 | |
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[378] | 54 | SpectralPlot::SpectralPlot(){ |
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| 55 | this->paperWidth=a4width/inchToCm - 2*psHoffset; |
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[985] | 56 | this->aspectRatio = M_SQRT2; |
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[378] | 57 | this->spectraCount=0; |
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| 58 | this->numOnPage = 5; |
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| 59 | } |
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[365] | 60 | |
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[378] | 61 | SpectralPlot::~SpectralPlot(){} |
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[365] | 62 | |
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[378] | 63 | SpectralPlot::SpectralPlot(const SpectralPlot& p) |
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| 64 | { |
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| 65 | operator=(p); |
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| 66 | } |
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[365] | 67 | |
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[378] | 68 | SpectralPlot& SpectralPlot::operator=(const SpectralPlot& p) |
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| 69 | { |
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| 70 | if(this==&p) return *this; |
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| 71 | this->numOnPage = p.numOnPage; |
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| 72 | this->spectraCount = p.spectraCount; |
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| 73 | for(int i=0;i<4;i++) this->mainCoords[i] = p.mainCoords[i]; |
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| 74 | for(int i=0;i<4;i++) this->zoomCoords[i] = p.zoomCoords[i]; |
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| 75 | for(int i=0;i<4;i++) this->mapCoords[i] = p.mapCoords[i]; |
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| 76 | this->paperWidth = p.paperWidth; |
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| 77 | this->paperHeight = p.paperHeight; |
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[985] | 78 | this->aspectRatio = p.aspectRatio; |
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[378] | 79 | this->identifier = p.identifier; |
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| 80 | return *this; |
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[220] | 81 | } |
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[378] | 82 | |
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| 83 | //---------------------------------------------------------- |
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[528] | 84 | int SpectralPlot::setUpPlot(std::string pgDestination) |
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| 85 | { |
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| 86 | /// @details |
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| 87 | /// Opens the designated pgplot device. Scales the paper so that |
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| 88 | /// it fits on an A4 sheet (using known values of the default |
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| 89 | /// pgplot offsets). |
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| 90 | /// |
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| 91 | /// \param pgDestination The std::string indicating the PGPLOT device to |
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| 92 | /// be written to. |
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| 93 | /// |
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| 94 | /// \return The value returned by mycpgopen. If <= 0, then an error |
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| 95 | /// has occurred. |
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| 96 | |
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[985] | 97 | this->paperHeight = this->paperWidth*this->aspectRatio; |
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[378] | 98 | if(this->paperHeight+2*Plot::psVoffset > Plot::a4height){ |
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| 99 | this->paperHeight = Plot::a4height - 2*Plot::psVoffset; |
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[985] | 100 | this->paperWidth = this->paperHeight / this->aspectRatio; |
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[378] | 101 | } |
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| 102 | this->identifier = mycpgopen(pgDestination); |
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[985] | 103 | if(this->identifier>0) cpgpap(this->paperWidth, this->aspectRatio); |
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[378] | 104 | // make paper size to fit on A4. |
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| 105 | return this->identifier; |
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[220] | 106 | } |
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[378] | 107 | //---------------------------------------------------------- |
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[985] | 108 | void SpectralPlot::close() |
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| 109 | { |
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| 110 | cpgclos(); |
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| 111 | } |
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| 112 | //---------------------------------------------------------- |
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[528] | 113 | void SpectralPlot::calcCoords() |
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| 114 | { |
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| 115 | /// @details |
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| 116 | /// Calculates the boundaries for the various boxes, in inches measured |
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| 117 | /// from the lower left corner. |
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| 118 | /// Based on the fact that there are numOnPage spectra shown on each |
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| 119 | /// page, going down the page in increasing number (given by |
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| 120 | /// SpectralPlot::spectraCount). |
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| 121 | |
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[378] | 122 | int posOnPage = (this->numOnPage - |
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| 123 | (this->spectraCount%this->numOnPage)) |
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| 124 | %this->numOnPage; |
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| 125 | this->mainCoords[0] = Plot::spMainX1/inchToCm; |
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| 126 | this->mainCoords[1] = Plot::spMainX2/inchToCm; |
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| 127 | this->zoomCoords[0] = Plot::spZoomX1/inchToCm; |
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| 128 | this->zoomCoords[1] = Plot::spZoomX2/inchToCm; |
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| 129 | this->mainCoords[2] = this->zoomCoords[2] = this->mapCoords[2] = |
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| 130 | posOnPage*paperHeight/float(this->numOnPage) + Plot::spMainY1/inchToCm; |
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| 131 | this->mainCoords[3] = this->zoomCoords[3] = this->mapCoords[3] = |
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| 132 | posOnPage*paperHeight/float(this->numOnPage) + Plot::spMainY2/inchToCm; |
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| 133 | this->mapCoords[0] = Plot::spMapX1/inchToCm; |
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| 134 | this->mapCoords[1] = this->mapCoords[0] + (this->mapCoords[3]-this->mapCoords[2]); |
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| 135 | } |
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| 136 | //---------------------------------------------------------- |
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[528] | 137 | void SpectralPlot::gotoHeader(std::string xlabel) |
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| 138 | { |
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| 139 | /// @details |
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| 140 | /// Calls calcCoords, to calculate correct coordinates for this spectrum. |
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| 141 | /// Defines the region for the header information, making it centred |
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| 142 | /// on the page. |
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| 143 | /// Also writes the velocity (x axis) label, given by the string argument. |
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| 144 | /// \param xlabel Label to go on the velocity/spectral axis. |
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| 145 | |
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[378] | 146 | if(spectraCount%numOnPage==0) cpgpage(); |
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| 147 | spectraCount++; |
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| 148 | this->calcCoords(); |
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| 149 | cpgvsiz(0., this->paperWidth, this->mainCoords[2], this->mainCoords[3]); |
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| 150 | cpgsch(Plot::spLabelSize); |
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| 151 | cpgmtxt("b",Plot::spXlabelOffset,0.5,0.5,xlabel.c_str()); |
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| 152 | } |
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| 153 | //---------------------------------------------------------- |
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[528] | 154 | void SpectralPlot::gotoMainSpectrum(float x1, float x2, float y1, float y2, std::string ylabel) |
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| 155 | { |
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| 156 | /// @details |
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| 157 | /// Defines the region for the main spectrum. |
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| 158 | /// Draws the box, with tick marks, and |
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| 159 | /// writes the flux (y axis) label, given by the string argument. |
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| 160 | /// \param x1 Minimum X-coordinate of box. |
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| 161 | /// \param x2 Maximum X-coordinate of box. |
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| 162 | /// \param y1 Minimum Y-coordinate of box. |
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| 163 | /// \param y2 Maximum Y-coordinate of box. |
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| 164 | /// \param ylabel Label for the flux (Y) axis. |
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| 165 | |
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[378] | 166 | cpgvsiz(this->mainCoords[0],this->mainCoords[1], |
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| 167 | this->mainCoords[2],this->mainCoords[3]); |
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| 168 | cpgsch(Plot::spIndexSize); |
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| 169 | cpgswin(x1,x2,y1,y2); |
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| 170 | cpgbox("1bcnst",0.,0,"bcnst1v",0.,0); |
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| 171 | cpgsch(Plot::spLabelSize); |
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| 172 | cpgmtxt("l",Plot::spYlabelOffset,0.5,0.5,ylabel.c_str()); |
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| 173 | } |
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| 174 | //---------------------------------------------------------- |
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[528] | 175 | void SpectralPlot::gotoZoomSpectrum(float x1, float x2, float y1, float y2) |
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| 176 | { |
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| 177 | /// @details |
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| 178 | /// Defines the region for the zoomed-in part of the spectrum. |
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| 179 | /// Draws the box, with special tick marks on the bottom axis. |
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| 180 | /// \param x1 Minimum X-coordinate of box. |
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| 181 | /// \param x2 Maximum X-coordinate of box. |
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| 182 | /// \param y1 Minimum Y-coordinate of box. |
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| 183 | /// \param y2 Maximum Y-coordinate of box. |
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| 184 | |
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[378] | 185 | cpgvsiz(this->zoomCoords[0],this->zoomCoords[1], |
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| 186 | this->zoomCoords[2],this->zoomCoords[3]); |
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| 187 | cpgsch(Plot::spIndexSize); |
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| 188 | cpgswin(x1,x2,y1,y2); |
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| 189 | cpgbox("bc",0.,0,"bcstn1v",0.,0); |
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| 190 | float lengthL,lengthR,disp,tickpt,step; |
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| 191 | stringstream label; |
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| 192 | for(int i=1;i<10;i++){ |
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| 193 | tickpt = x1+(x2-x1)*float(i)/10.; // spectral coord of the tick |
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| 194 | switch(i) |
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| 195 | { |
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| 196 | case 2: |
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| 197 | case 8: |
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| 198 | lengthL = lengthR = 0.5; |
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| 199 | disp = 0.3 + float(i-2)/6.; // i==2 --> disp=0.3, i==8 --> disp=1.3 |
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| 200 | label.str(""); |
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| 201 | label << tickpt; |
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| 202 | // do a labelled tick mark |
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| 203 | cpgtick(x1,y1,x2,y1,float(i)/10.,lengthL,lengthR, |
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| 204 | disp, 0., label.str().c_str()); |
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| 205 | break; |
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| 206 | default: |
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| 207 | label.str(""); |
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| 208 | lengthL = 0.25; |
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| 209 | lengthR = 0.; |
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| 210 | disp = 0.; // not used in this case, but set it anyway. |
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| 211 | break; |
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| 212 | } |
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| 213 | // first the bottom axis, just the ticks |
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| 214 | if(fabs(tickpt)<(x2-x1)/1.e4) step = 2.*(x2-x1); |
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| 215 | else step = tickpt; |
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| 216 | cpgaxis("", |
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| 217 | tickpt-0.001*(x2-x1), y1, |
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| 218 | tickpt+0.001*(x2-x1), y1, |
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| 219 | tickpt-0.001*(x2-x1), tickpt+0.001*(x2-x1), |
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| 220 | step, -1, lengthL,lengthR, 0.5, disp, 0.); |
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| 221 | //and now the top -- no labels, just tick marks |
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| 222 | cpgtick(x1,y2,x2,y2,float(i)/10.,lengthL,lengthR,0.,0.,""); |
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| 223 | } |
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| 224 | } |
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| 225 | //---------------------------------------------------------- |
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[528] | 226 | void SpectralPlot::gotoMap() |
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| 227 | { |
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[378] | 228 | cpgvsiz(this->mapCoords[0],this->mapCoords[1], |
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| 229 | this->mapCoords[2],this->mapCoords[3]); |
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| 230 | cpgsch(Plot::spIndexSize); |
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| 231 | } |
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| 232 | //---------------------------------------------------------- |
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[528] | 233 | void SpectralPlot::drawVelRange(float v1, float v2) |
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| 234 | { |
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| 235 | /// @details |
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| 236 | /// Draws two vertical lines at the limits of velocity |
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| 237 | /// given by the arguments. |
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| 238 | /// \param v1 Minimum velocity. |
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| 239 | /// \param v2 Maximum velocity. |
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| 240 | |
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[378] | 241 | int ci,ls; |
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| 242 | float dud,min,max; |
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| 243 | cpgqwin(&dud,&dud,&min,&max); |
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| 244 | cpgqci(&ci); |
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| 245 | cpgqls(&ls); |
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| 246 | cpgsci(DUCHAMP_OBJECT_OUTLINE_COLOUR); |
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| 247 | cpgsls(DASHED); |
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| 248 | cpgmove(v1,min); cpgdraw(v1,max); |
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| 249 | cpgmove(v2,min); cpgdraw(v2,max); |
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| 250 | cpgsci(ci); |
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| 251 | cpgsls(ls); |
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| 252 | } |
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| 253 | //---------------------------------------------------------- |
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[528] | 254 | void SpectralPlot::drawMWRange(float v1, float v2) |
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| 255 | { |
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| 256 | /// @details |
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| 257 | /// Draws a box showing the extent of channels masked by the |
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| 258 | /// Milky Way parameters |
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| 259 | /// \param v1 Minimum velocity of the Milky Way range. |
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| 260 | /// \param v2 Maximum velocity of the Milky Way range. |
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| 261 | |
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[378] | 262 | int ci,fs; |
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| 263 | float dud,min,max,height; |
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| 264 | cpgqwin(&dud,&dud,&min,&max); |
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| 265 | height = max-min; |
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| 266 | max += 0.01*height; |
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| 267 | min -= 0.01*height; |
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| 268 | cpgqci(&ci); |
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| 269 | cpgqfs(&fs); |
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| 270 | setDarkGreen(); |
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| 271 | cpgsci(DUCHAMP_MILKY_WAY_COLOUR); |
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| 272 | cpgsfs(HATCHED); |
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| 273 | cpgrect(v1,v2,min,max); |
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| 274 | cpgsfs(OUTLINE); |
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| 275 | cpgrect(v1,v2,min,max); |
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| 276 | cpgsci(ci); |
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| 277 | cpgsfs(fs); |
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| 278 | } |
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| 279 | //---------------------------------------------------------- |
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[987] | 280 | void SpectralPlot::drawThresholds(Param &par, Statistics::StatsContainer<float> &stats) |
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| 281 | { |
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| 282 | |
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| 283 | float dud,vmin,vmax; |
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| 284 | cpgqwin(&vmin,&vmax,&dud,&dud); |
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| 285 | cpgsci(RED); |
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| 286 | cpgsls(DASHED); |
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| 287 | float thresh = stats.getThreshold(); |
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| 288 | if(par.getFlagNegative()) thresh *= -1.; |
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| 289 | cpgmove(vmin,thresh); |
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| 290 | cpgdraw(vmax,thresh); |
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| 291 | if(par.getFlagGrowth()){ |
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| 292 | if(par.getFlagUserGrowthThreshold()) thresh= par.getGrowthThreshold(); |
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| 293 | else thresh= stats.snrToValue(par.getGrowthCut()); |
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| 294 | if(par.getFlagNegative()) thresh *= -1.; |
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| 295 | cpgsls(DOTTED); |
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| 296 | cpgmove(vmin,thresh); |
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| 297 | cpgdraw(vmax,thresh); |
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| 298 | } |
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| 299 | cpgsci(FOREGND); |
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| 300 | cpgsls(SOLID); |
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| 301 | |
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| 302 | } |
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| 303 | //---------------------------------------------------------- |
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[378] | 304 | // SpectralPlot functions... |
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| 305 | //---------------------------------------------------------- |
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| 306 | void SpectralPlot::firstHeaderLine(std::string line) |
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| 307 | { |
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| 308 | cpgsch(Plot::spTitleSize); |
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| 309 | cpgmtxt("t",Plot::spTitleOffset1*Plot::spLabelSize/Plot::spTitleSize, |
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| 310 | 0.5,0.5,line.c_str()); |
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| 311 | } |
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| 312 | void SpectralPlot::secondHeaderLine(std::string line) |
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| 313 | { |
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| 314 | cpgsch(Plot::spLabelSize); |
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| 315 | cpgmtxt("t",Plot::spTitleOffset2,0.5,0.5,line.c_str()); |
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| 316 | } |
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| 317 | void SpectralPlot::thirdHeaderLine(std::string line) |
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| 318 | { |
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| 319 | cpgsch(Plot::spLabelSize); |
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| 320 | cpgmtxt("t",Plot::spTitleOffset3,0.5,0.5,line.c_str()); |
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| 321 | } |
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| 322 | void SpectralPlot::fourthHeaderLine(std::string line) |
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| 323 | { |
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| 324 | cpgsch(Plot::spLabelSize); |
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| 325 | cpgmtxt("t",Plot::spTitleOffset4,0.5,0.5,line.c_str()); |
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| 326 | } |
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| 327 | void SpectralPlot::goToPlot(){cpgslct(this->identifier);} |
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[220] | 328 | |
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[378] | 329 | //---------------------------------------------------------- |
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[985] | 330 | // SimpleSpectralPlot functions |
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[378] | 331 | //---------------------------------------------------------- |
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[985] | 332 | |
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| 333 | SimpleSpectralPlot::SimpleSpectralPlot(){ |
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| 334 | this->paperWidth=a4width/inchToCm - 2*psHoffset; |
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| 335 | this->aspectRatio = M_SQRT2/5.; |
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| 336 | } |
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| 337 | |
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| 338 | SimpleSpectralPlot::~SimpleSpectralPlot(){} |
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| 339 | |
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| 340 | SimpleSpectralPlot::SimpleSpectralPlot(const SimpleSpectralPlot& p) |
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| 341 | { |
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| 342 | operator=(p); |
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| 343 | } |
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| 344 | |
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| 345 | SimpleSpectralPlot& SimpleSpectralPlot::operator=(const SimpleSpectralPlot& p) |
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| 346 | { |
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| 347 | if(this==&p) return *this; |
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| 348 | for(int i=0;i<4;i++) this->mainCoords[i] = p.mainCoords[i]; |
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| 349 | this->paperWidth = p.paperWidth; |
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| 350 | this->paperHeight = p.paperHeight; |
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| 351 | this->aspectRatio = p.aspectRatio; |
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| 352 | this->identifier = p.identifier; |
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| 353 | return *this; |
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| 354 | } |
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| 355 | |
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| 356 | //---------------------------------------------------------- |
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| 357 | int SimpleSpectralPlot::setUpPlot(std::string pgDestination) |
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| 358 | { |
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| 359 | /// @details |
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| 360 | /// Opens the designated pgplot device. Scales the paper so that |
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| 361 | /// it fits on an A4 sheet (using known values of the default |
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| 362 | /// pgplot offsets). |
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| 363 | /// |
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| 364 | /// \param pgDestination The std::string indicating the PGPLOT device to |
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| 365 | /// be written to. |
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| 366 | /// |
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| 367 | /// \return The value returned by mycpgopen. If <= 0, then an error |
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| 368 | /// has occurred. |
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| 369 | |
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| 370 | if(pgDestination == "/xs") this->paperWidth=12.; |
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| 371 | |
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| 372 | this->paperHeight = this->paperWidth*this->aspectRatio; |
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| 373 | this->identifier = mycpgopen(pgDestination); |
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| 374 | if(this->identifier>0) cpgpap(this->paperWidth, this->aspectRatio); |
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| 375 | // make paper size to fit on A4. |
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| 376 | float scaling = this->paperWidth*inchToCm / a4width; |
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| 377 | this->mainCoords[0] = Plot::spMainX1/inchToCm * scaling; |
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| 378 | this->mainCoords[1] = (Plot::spMapX1+Plot::spMainY2-Plot::spMainY1)/inchToCm * scaling; |
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| 379 | this->mainCoords[2] = Plot::spMainY1/inchToCm * scaling; |
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| 380 | this->mainCoords[3] = Plot::spMainY2/inchToCm * scaling; |
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| 381 | return this->identifier; |
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| 382 | } |
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| 383 | //---------------------------------------------------------- |
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| 384 | void SimpleSpectralPlot::close() |
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| 385 | { |
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| 386 | cpgclos(); |
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| 387 | } |
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| 388 | void SimpleSpectralPlot::label(std::string xlabel,std::string ylabel, std::string title) |
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| 389 | { |
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| 390 | /// @details |
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| 391 | /// Calls calcCoords, to calculate correct coordinates for this spectrum. |
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| 392 | /// Defines the region for the header information, making it centred |
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| 393 | /// on the page. |
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| 394 | /// Also writes the velocity (x axis) label, given by the string argument. |
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| 395 | /// \param xlabel Label to go on the velocity/spectral axis. |
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| 396 | |
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| 397 | cpgvsiz(this->mainCoords[0],this->mainCoords[1],this->mainCoords[2],this->mainCoords[3]); |
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| 398 | cpgsch(2.); |
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| 399 | cpgmtxt("B",3.,0.5,0.5,xlabel.c_str()); |
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| 400 | cpgmtxt("L",4.,0.5,0.5,ylabel.c_str()); |
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| 401 | cpgmtxt("T",2.,0.5,0.5,title.c_str()); |
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| 402 | } |
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| 403 | //---------------------------------------------------------- |
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| 404 | void SimpleSpectralPlot::gotoMainSpectrum(float x1, float x2, float y1, float y2) |
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| 405 | { |
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| 406 | /// @details |
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| 407 | /// Defines the region for the main spectrum. |
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| 408 | /// Draws the box, with tick marks, and |
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| 409 | /// writes the flux (y axis) label, given by the string argument. |
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| 410 | /// \param x1 Minimum X-coordinate of box. |
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| 411 | /// \param x2 Maximum X-coordinate of box. |
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| 412 | /// \param y1 Minimum Y-coordinate of box. |
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| 413 | /// \param y2 Maximum Y-coordinate of box. |
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| 414 | /// \param ylabel Label for the flux (Y) axis. |
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| 415 | |
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| 416 | cpgvsiz(this->mainCoords[0],this->mainCoords[1],this->mainCoords[2],this->mainCoords[3]); |
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| 417 | cpgsch(2.); |
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| 418 | cpgswin(x1,x2,y1,y2); |
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| 419 | cpgbox("1bcnst",0.,0,"bcnst1v",0.,0); |
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| 420 | } |
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| 421 | //---------------------------------------------------------- |
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[1013] | 422 | void SimpleSpectralPlot::markDetectedPixels(short *detectMap, size_t size, FitsHeader &head) |
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[986] | 423 | { |
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[1013] | 424 | size_t dim[2]; dim[0]=size; dim[1]=1; |
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| 425 | Image detIm(dim); |
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| 426 | detIm.setMinSize(1); |
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[1015] | 427 | for(size_t z=0;z<size;z++) detIm.setPixValue(z,float(detectMap[z])); |
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[1013] | 428 | detIm.stats().setThreshold(0.5); |
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| 429 | std::vector<PixelInfo::Scan> detlist=detIm.findSources1D(); |
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| 430 | for(std::vector<PixelInfo::Scan>::iterator sc=detlist.begin();sc<detlist.end();sc++){ |
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| 431 | float v1,v2; |
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| 432 | double zero=0.; |
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| 433 | if(head.isWCS()){ |
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| 434 | double zpt=double(sc->getX()-0.5); |
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| 435 | v1=head.pixToVel(zero,zero,zpt); |
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| 436 | zpt=double(sc->getXmax()+0.5); |
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| 437 | v2=head.pixToVel(zero,zero,zpt); |
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| 438 | } |
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| 439 | else{ |
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| 440 | v1=float(sc->getX()-0.5); |
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| 441 | v2=float(sc->getXmax()+0.5); |
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| 442 | } |
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| 443 | float x1,x2,y1,y2; |
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| 444 | cpgqwin(&x1,&x2,&y1,&y2); |
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| 445 | float ymax=y2-0.04*(y2-y1); |
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| 446 | float ymin=y2-0.06*(y2-y1); |
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| 447 | int lw,fs; |
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| 448 | cpgqlw(&lw); |
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| 449 | cpgqfs(&fs); |
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| 450 | cpgslw(3); |
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| 451 | cpgsfs(1); |
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| 452 | cpgrect(v1,v2,ymin,ymax); |
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| 453 | cpgslw(lw); |
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| 454 | cpgsfs(fs); |
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[986] | 455 | } |
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| 456 | } |
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| 457 | //---------------------------------------------------------- |
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[985] | 458 | void SimpleSpectralPlot::drawVelRange(float v1, float v2) |
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| 459 | { |
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| 460 | /// @details |
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| 461 | /// Draws two vertical lines at the limits of velocity |
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| 462 | /// given by the arguments. |
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| 463 | /// \param v1 Minimum velocity. |
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| 464 | /// \param v2 Maximum velocity. |
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| 465 | |
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| 466 | int ci,ls; |
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| 467 | float dud,min,max; |
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| 468 | cpgqwin(&dud,&dud,&min,&max); |
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| 469 | cpgqci(&ci); |
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| 470 | cpgqls(&ls); |
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| 471 | cpgsci(DUCHAMP_OBJECT_OUTLINE_COLOUR); |
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| 472 | cpgsls(DASHED); |
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| 473 | cpgmove(v1,min); cpgdraw(v1,max); |
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| 474 | cpgmove(v2,min); cpgdraw(v2,max); |
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| 475 | cpgsci(ci); |
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| 476 | cpgsls(ls); |
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| 477 | } |
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| 478 | //---------------------------------------------------------- |
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| 479 | void SimpleSpectralPlot::drawMWRange(float v1, float v2) |
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| 480 | { |
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| 481 | /// @details |
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| 482 | /// Draws a box showing the extent of channels masked by the |
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| 483 | /// Milky Way parameters |
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| 484 | /// \param v1 Minimum velocity of the Milky Way range. |
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| 485 | /// \param v2 Maximum velocity of the Milky Way range. |
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| 486 | |
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| 487 | int ci,fs; |
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| 488 | float dud,min,max,height; |
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| 489 | cpgqwin(&dud,&dud,&min,&max); |
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| 490 | height = max-min; |
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| 491 | max += 0.01*height; |
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| 492 | min -= 0.01*height; |
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| 493 | cpgqci(&ci); |
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| 494 | cpgqfs(&fs); |
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| 495 | setDarkGreen(); |
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| 496 | cpgsci(DUCHAMP_MILKY_WAY_COLOUR); |
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| 497 | cpgsfs(HATCHED); |
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| 498 | cpgrect(v1,v2,min,max); |
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| 499 | cpgsfs(OUTLINE); |
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| 500 | cpgrect(v1,v2,min,max); |
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| 501 | cpgsci(ci); |
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| 502 | cpgsfs(fs); |
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| 503 | } |
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| 504 | |
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| 505 | |
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| 506 | //---------------------------------------------------------- |
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| 507 | //---------------------------------------------------------- |
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[378] | 508 | // ImagePlot functions |
---|
| 509 | //---------------------------------------------------------- |
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[220] | 510 | |
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[378] | 511 | ImagePlot::ImagePlot(){ |
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| 512 | this->paperWidth = 7.5; |
---|
| 513 | this->maxPaperHeight = 10.; |
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| 514 | this->marginWidth = 0.8; |
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| 515 | this->wedgeWidth = 0.7; |
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[419] | 516 | } |
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[220] | 517 | |
---|
[419] | 518 | ImagePlot::~ImagePlot(){} |
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[365] | 519 | |
---|
[378] | 520 | ImagePlot::ImagePlot(const ImagePlot& p) |
---|
| 521 | { |
---|
| 522 | operator=(p); |
---|
| 523 | } |
---|
[365] | 524 | |
---|
[378] | 525 | ImagePlot& ImagePlot::operator=(const ImagePlot& p) |
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| 526 | { |
---|
| 527 | if(this==&p) return *this; |
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| 528 | this->paperWidth = p.paperWidth; |
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| 529 | this->maxPaperHeight = p.maxPaperHeight; |
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| 530 | this->marginWidth = p.marginWidth; |
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| 531 | this->wedgeWidth = p.wedgeWidth; |
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| 532 | this->imageRatio = p.imageRatio; |
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| 533 | this->aspectRatio = p.aspectRatio; |
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| 534 | this->xdim = p.xdim; |
---|
| 535 | this->ydim = p.ydim; |
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| 536 | this->identifier = p.identifier; |
---|
| 537 | return *this; |
---|
| 538 | } |
---|
[365] | 539 | |
---|
[378] | 540 | //---------------------------------------------------------- |
---|
[220] | 541 | |
---|
[528] | 542 | int ImagePlot::setUpPlot(std::string pgDestination, float x, float y) |
---|
| 543 | { |
---|
| 544 | /// @details |
---|
| 545 | /// Opens a pgplot device and scales it to the correct shape. |
---|
| 546 | /// In doing so, the dimensions for the image are set, and the required |
---|
| 547 | /// aspect ratios of the image and of the plot are calculated. |
---|
| 548 | /// If the resulting image is going to be tall enough to exceed the |
---|
| 549 | /// maximum height (given the default width), then scale everything |
---|
| 550 | /// down by enough to make the height equal to maxPaperHeight. |
---|
| 551 | /// \param pgDestination The string indicating the PGPLOT device to be |
---|
| 552 | /// written to. |
---|
| 553 | /// \param x The length of the X-axis. |
---|
| 554 | /// \param y The length of the Y-axis. |
---|
| 555 | /// \return The value returned by mycpgopen: if <= 0, then an error |
---|
| 556 | /// has occurred. |
---|
| 557 | |
---|
[378] | 558 | this->xdim = x; |
---|
| 559 | this->ydim = y; |
---|
| 560 | this->imageRatio= this->ydim / this->xdim; |
---|
| 561 | this->aspectRatio = (this->imageRatio*this->imageWidth() + 2*this->marginWidth) |
---|
| 562 | / this->paperWidth; |
---|
| 563 | float correction; |
---|
| 564 | if((this->imageRatio*this->imageWidth() + 2*this->marginWidth) > |
---|
| 565 | this->maxPaperHeight){ |
---|
| 566 | correction = this->maxPaperHeight / |
---|
| 567 | (this->imageRatio*this->imageWidth()+2*this->marginWidth); |
---|
| 568 | this->paperWidth *= correction; |
---|
| 569 | this->marginWidth *= correction; |
---|
| 570 | this->wedgeWidth *= correction; |
---|
| 571 | } |
---|
| 572 | this->identifier = mycpgopen(pgDestination); |
---|
| 573 | if(this->identifier>0) cpgpap(this->paperWidth, this->aspectRatio); |
---|
| 574 | return this->identifier; |
---|
[220] | 575 | } |
---|
[378] | 576 | //---------------------------------------------------------- |
---|
[985] | 577 | void ImagePlot::close() |
---|
| 578 | { |
---|
| 579 | cpgclos(); |
---|
| 580 | } |
---|
| 581 | //---------------------------------------------------------- |
---|
[378] | 582 | void ImagePlot::drawMapBox(float x1, float x2, float y1, float y2, |
---|
[528] | 583 | std::string xlabel, std::string ylabel) |
---|
| 584 | { |
---|
| 585 | /// @details |
---|
| 586 | /// Defines the region that the box containing the map is to go in, |
---|
| 587 | /// and draws the box with limits given by the arguments. |
---|
| 588 | /// Also writes labels on both X- and Y-axes. |
---|
| 589 | /// \param x1 Minimum X-axis value. |
---|
| 590 | /// \param x2 Maximum X-axis value. |
---|
| 591 | /// \param y1 Minimum Y-axis value. |
---|
| 592 | /// \param y2 Maximum Y-axis value. |
---|
| 593 | /// \param xlabel The label to be put on the X-axis. |
---|
| 594 | /// \param ylabel The label to be put on the Y-axis. |
---|
| 595 | |
---|
[378] | 596 | cpgvsiz(this->marginWidth, this->marginWidth + this->imageWidth(), |
---|
[485] | 597 | this->marginWidth, this->marginWidth + (this->imageWidth()*this->imageRatio) ); |
---|
[378] | 598 | cpgslw(2); |
---|
| 599 | cpgswin(x1,x2,y1,y2); |
---|
| 600 | cpgbox("bcst",0.,0,"bcst",0.,0); |
---|
| 601 | cpgslw(1); |
---|
| 602 | cpgbox("bcnst",0.,0,"bcnst",0.,0); |
---|
| 603 | cpglab(xlabel.c_str(), ylabel.c_str(), ""); |
---|
| 604 | } |
---|
| 605 | //---------------------------------------------------------- |
---|
[528] | 606 | |
---|
| 607 | void ImagePlot::makeTitle(std::string title) |
---|
| 608 | { |
---|
| 609 | /// @details |
---|
| 610 | /// Writes the title for the plot, making it centred for the entire |
---|
| 611 | /// plot and not just the map. |
---|
| 612 | /// \param title String with title for plot. |
---|
| 613 | |
---|
[378] | 614 | cpgvstd(); |
---|
| 615 | cpgmtxt("t", Plot::imTitleOffset, 0.5, 0.5, title.c_str()); |
---|
| 616 | } |
---|
[220] | 617 | |
---|
[378] | 618 | void ImagePlot::goToPlot(){cpgslct(this->identifier);} |
---|
[220] | 619 | |
---|
[378] | 620 | float ImagePlot::imageWidth(){ |
---|
| 621 | return this->paperWidth - 2*this->marginWidth - this->wedgeWidth; |
---|
| 622 | } |
---|
[349] | 623 | |
---|
[378] | 624 | float ImagePlot::cmToCoord(float cm){ |
---|
| 625 | /** \param cm Distance to be converted.*/ |
---|
| 626 | return (cm/Plot::inchToCm) * this->ydim / (this->imageWidth()*this->imageRatio); |
---|
| 627 | } |
---|
[367] | 628 | |
---|
| 629 | |
---|
[378] | 630 | //---------------------------------------------------------- |
---|
| 631 | //---------------------------------------------------------- |
---|
| 632 | // CutoutPlot functions |
---|
| 633 | //---------------------------------------------------------- |
---|
| 634 | //---------------------------------------------------------- |
---|
[367] | 635 | |
---|
[378] | 636 | CutoutPlot::CutoutPlot(){ |
---|
| 637 | this->paperWidth=a4width/inchToCm - 2*psHoffset; |
---|
| 638 | this->sourceCount=0; |
---|
| 639 | this->numOnPage = 7; |
---|
| 640 | } |
---|
[367] | 641 | |
---|
[378] | 642 | CutoutPlot::~CutoutPlot(){} |
---|
[367] | 643 | |
---|
[378] | 644 | CutoutPlot::CutoutPlot(const CutoutPlot& p) |
---|
| 645 | { |
---|
| 646 | operator=(p); |
---|
| 647 | } |
---|
[367] | 648 | |
---|
[378] | 649 | CutoutPlot& CutoutPlot::operator=(const CutoutPlot& p) |
---|
| 650 | { |
---|
| 651 | if(this==&p) return *this; |
---|
| 652 | this->numOnPage = p.numOnPage; |
---|
| 653 | this->sourceCount = p.sourceCount; |
---|
| 654 | for(int i=0;i<4;i++) this->mainCoords[i] = p.mainCoords[i]; |
---|
| 655 | for(int i=0;i<4;i++) this->mapCoords[i] = p.mapCoords[i]; |
---|
| 656 | this->paperWidth = p.paperWidth; |
---|
| 657 | this->paperHeight = p.paperHeight; |
---|
| 658 | this->identifier = p.identifier; |
---|
| 659 | return *this; |
---|
| 660 | } |
---|
[367] | 661 | |
---|
[378] | 662 | //---------------------------------------------------------- |
---|
[528] | 663 | int CutoutPlot::setUpPlot(std::string pgDestination) |
---|
| 664 | { |
---|
| 665 | /// @details |
---|
| 666 | /// Opens the designated pgplot device. Scales the paper so that |
---|
| 667 | /// it fits on an A4 sheet (using known values of the default |
---|
| 668 | /// pgplot offsets). |
---|
| 669 | /// |
---|
| 670 | /// \param pgDestination The std::string indicating the PGPLOT device to |
---|
| 671 | /// be written to. |
---|
| 672 | /// |
---|
| 673 | /// \return The value returned by mycpgopen. If <= 0, then an error |
---|
| 674 | /// has occurred. |
---|
| 675 | |
---|
[378] | 676 | this->paperHeight = this->paperWidth*M_SQRT2; |
---|
| 677 | if(this->paperHeight+2*Plot::psVoffset > Plot::a4height){ |
---|
| 678 | this->paperHeight = Plot::a4height - 2*Plot::psVoffset; |
---|
| 679 | this->paperWidth = this->paperHeight / M_SQRT2; |
---|
| 680 | } |
---|
| 681 | this->identifier = mycpgopen(pgDestination); |
---|
| 682 | if(this->identifier>0) cpgpap(this->paperWidth, this->paperHeight/this->paperWidth); |
---|
| 683 | // make paper size to fit on A4. |
---|
| 684 | return this->identifier; |
---|
[367] | 685 | } |
---|
[378] | 686 | //---------------------------------------------------------- |
---|
[528] | 687 | void CutoutPlot::calcCoords() |
---|
| 688 | { |
---|
| 689 | /// @details |
---|
| 690 | /// Calculates the boundaries for the various boxes, in inches measured |
---|
| 691 | /// from the lower left corner. |
---|
| 692 | /// Based on the fact that there are numOnPage spectra shown on each |
---|
| 693 | /// page, going down the page in increasing number (given by |
---|
| 694 | /// CutoutPlot::spectraCount). |
---|
| 695 | |
---|
[378] | 696 | int posOnPage = (this->numOnPage - |
---|
| 697 | (this->sourceCount%this->numOnPage)) |
---|
| 698 | %this->numOnPage; |
---|
| 699 | this->mainCoords[0] = Plot::cuMainX1/inchToCm; |
---|
| 700 | this->mainCoords[1] = Plot::cuMainX2/inchToCm; |
---|
| 701 | this->mainCoords[2] = this->mapCoords[2] = |
---|
| 702 | posOnPage*paperHeight/float(this->numOnPage) + Plot::cuMainY1/inchToCm; |
---|
| 703 | this->mainCoords[3] = this->mapCoords[3] = |
---|
| 704 | posOnPage*paperHeight/float(this->numOnPage) + Plot::cuMainY2/inchToCm; |
---|
| 705 | this->mapCoords[0] = Plot::cuMapX1/inchToCm; |
---|
| 706 | this->mapCoords[1] = this->mapCoords[0] + (this->mapCoords[3]-this->mapCoords[2]); |
---|
| 707 | } |
---|
| 708 | //---------------------------------------------------------- |
---|
[528] | 709 | void CutoutPlot::gotoHeader() |
---|
| 710 | { |
---|
| 711 | /// @details |
---|
| 712 | /// Calls calcCoords, to calculate correct coordinates for this spectrum. |
---|
| 713 | /// Defines the region for the header information, making it centred |
---|
| 714 | /// on the page. |
---|
| 715 | /// Also writes the velocity (x axis) label, given by the string argument. |
---|
| 716 | /// \param xlabel Label to go on the velocity/spectral axis. |
---|
| 717 | |
---|
[378] | 718 | if(sourceCount%numOnPage==0) cpgpage(); |
---|
| 719 | sourceCount++; |
---|
| 720 | this->calcCoords(); |
---|
| 721 | // cpgvsiz(0., this->paperWidth, this->mainCoords[2], this->mainCoords[3]); |
---|
| 722 | cpgvsiz(this->mainCoords[0], this->mainCoords[1], |
---|
| 723 | this->mainCoords[2], this->mainCoords[3]); |
---|
| 724 | cpgsch(Plot::spLabelSize); |
---|
| 725 | // cpgmtxt("b",Plot::spXlabelOffset,0.5,0.5,xlabel.c_str()); |
---|
| 726 | cpgswin(0.,1.,0.,1.); |
---|
| 727 | // cpgbox("bc",0,0,"bc",0,0); |
---|
| 728 | } |
---|
| 729 | //---------------------------------------------------------- |
---|
[367] | 730 | |
---|
[378] | 731 | void CutoutPlot::gotoMap(){ |
---|
| 732 | cpgvsiz(this->mapCoords[0],this->mapCoords[1], |
---|
| 733 | this->mapCoords[2],this->mapCoords[3]); |
---|
| 734 | cpgsch(Plot::spIndexSize); |
---|
| 735 | } |
---|
| 736 | //---------------------------------------------------------- |
---|
| 737 | // CutoutPlot functions... |
---|
| 738 | //---------------------------------------------------------- |
---|
| 739 | void CutoutPlot::firstHeaderLine(std::string line) |
---|
| 740 | { |
---|
| 741 | cpgsch(Plot::spTitleSize); |
---|
| 742 | // cpgmtxt("t",Plot::spTitleOffset1*Plot::spLabelSize/Plot::spTitleSize, |
---|
| 743 | // 0.5,0.5,line.c_str()); |
---|
| 744 | cpgptxt(0.5,0.8,0.,0.5,line.c_str()); |
---|
| 745 | } |
---|
| 746 | void CutoutPlot::secondHeaderLine(std::string line) |
---|
| 747 | { |
---|
| 748 | cpgsch(Plot::spLabelSize); |
---|
| 749 | // cpgmtxt("t",Plot::spTitleOffset2,0.5,0.5,line.c_str()); |
---|
| 750 | cpgptxt(0.5,0.6,0.,0.5,line.c_str()); |
---|
| 751 | } |
---|
| 752 | void CutoutPlot::thirdHeaderLine(std::string line) |
---|
| 753 | { |
---|
| 754 | cpgsch(Plot::spLabelSize); |
---|
| 755 | // cpgmtxt("t",Plot::spTitleOffset3,0.5,0.5,line.c_str()); |
---|
| 756 | cpgptxt(0.5,0.4,0.,0.5,line.c_str()); |
---|
| 757 | } |
---|
| 758 | void CutoutPlot::fourthHeaderLine(std::string line) |
---|
| 759 | { |
---|
| 760 | cpgsch(Plot::spLabelSize); |
---|
| 761 | // cpgmtxt("t",Plot::spTitleOffset4,0.5,0.5,line.c_str()); |
---|
| 762 | cpgptxt(0.5,0.2,0.,0.5,line.c_str()); |
---|
| 763 | } |
---|
| 764 | void CutoutPlot::goToPlot(){cpgslct(this->identifier);} |
---|
| 765 | |
---|
[367] | 766 | } |
---|
| 767 | |
---|
[220] | 768 | } |
---|